Agricultural industry cluster is an important direction of the modern agriculture development.The article analyses the current status of Hunan Agricultural industry cluster.Based on the diamond model,it researches on the competitiveness of Hunan Agricultural industry cluster through the aspect of production factors,demand conditions,related industry,corporate strategy,corporate structure and the competition of other corporation.In the light of its own regional characteristics,it gives the suggestion to enhance the competitiveness of Hunan agricultural industrial clusters and to construct the m...